(05.04 LC) A survey was taken of students in math classes to find out how many hours per day students spend on social media. The survey results for the first second and third period classes are as follows:
First period: 2.4 3.1.0.2.1.3.1.4. 9.2.4 3.0
Second period: 3.2.3.1.3.4.2.4.3.1.0.2.3.12
Third period 4.5.3.4.2.3.4 18.2.3.1.0.2 1.3
Which is the best measure of center for first period, and why?
Mean because there are no others that affect the center
Median because there is one outer that affects the center
Interquartile range, because there is one other that affects the center
Standard deviation because there are no others that affect the center